<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	
		
		
	</head>
	<body>
	<div id="app">
		<input type="text" v-model.lazy="msg" /><br>
			{{msg}}
		<hr >
			<button @click="fn">点击改变</button>
			
	</div>
	<script src="./js/vue.js"></script>
		<script>
		
	
			
			const app=new Vue({
				el: '#app',
				data: {
					msg: 'nihao'
					
				},
				methods: {
					
					
				}
			})
			
		
		
		</script>
	</body>
</html>
